| // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // #14399 |
| // We'd previously ICE if we had a method call whose return |
| // value was coerced to a trait object. (v.clone() returns Box<B1> |
| // which is coerced to Box<A>). |
| |
| // pretty-expanded FIXME #23616 |
| |
| #![allow(unknown_features)] |
| #![feature(box_syntax)] |
| |
| #[derive(Clone)] |
| struct B1; |
| |
| trait A { fn foo(&self) {} } |
| impl A for B1 {} |
| |
| fn main() { |
| let v: Box<_> = box B1; |
| let _c: Box<A> = v.clone(); |
| } |
